assiduous
	英 [ə'sɪdjʊəs]
美
	    
		助记提示
	
	1. as- "to" + sidu- (sid- => sidu-) + -ous.
2. => "sit down to," thus "constantly occupied" at one's work.
3. as,s 双写,一再的坐 = hard, arduous, diligent.
		中文词源
	
	assiduous 勤勉的前缀as- 同ad-. 词根sid, 坐,同sess, -ss, 过去分词格。坐得住冷板凳的,勤勉的。
 
		英文词源
	
	- assiduous
 - assiduous: see assess
 - assiduous (adj.)
 - 1530s, from Latin assiduus "attending; continually present, incessant; busy; constant," from assidere "to sit down to" (thus "be constantly occupied" at one's work); from ad "to" (see ad-) + sedere "to sit" (see sedentary). The word acquired a taint of "servility" in 18c. Related: Assiduously; assiduousness.
 
 
		双语例句
	
	- 1. Podulski had been assiduous in learning his adopted language. 
  - 波多斯基一直很努力地学习外语。
  来自柯林斯例句
 
- 2. The book was the result of ten years'assiduous research. 
  - 那本书是十年苦心钻研的成果.
  来自《简明英汉词典》
 
- 3. His spirit of assiduous study is worthy of emulation. 
  - 他刻苦钻研的精神,值得效法.
  来自《现代汉英综合大词典》
 
- 4. He is assiduous over his visitor. 
  - 他对来访者很殷勤.
  来自《现代英汉综合大词典》
 
- 5. Want to know how to spell assiduous? 
  - 想知道如何拼写assiduous 吗 ?
  来自互联网